Table 3

Characteristics of the validation cohorts
Characteristic GSE21094 GSE25055 GSE25065 GSE22513
# % # % # % # %
# patients 278 310 198 14
Age, years NA
<=50 133 48 168 54 109 55
>50 144 52 142 46 89 45
NA 1 0
Mean 52 50 49
STD 11 10 11
Nodal status NA NA
Positive 223 72 128 65
Negative 87 28 71 35
NA
Grade NA NA
1 19 6 13 7
2 117 38 63 32
3 151 49 108 55
NA 23 7 14 7
Response
pCR 56 20 58 19 42 21 4 29
RD 222 80 248 80 140 71 10 71
NA 4 1 16 8
ER status NA
Positive 164 49 131 42 123 62
Negative 114 41 174 56 74 37
NA 5 2 1 1

Abbreviations: STD: Standard deviation; pCR: complete pathological response; RD: Residual disease. ER: Estrogen receptor; NA: Not available.

Hallett et al.

Hallett et al. BMC Medical Genomics 2012 5:16   doi:10.1186/1755-8794-5-16

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